Locations & Hours

Our Locations

We operate several locations in San Francisco. Hours and contact information for each location appear below.

Main Office

Address: 1035 Market Street, 4th floor
San Francisco, CA 94103

Phone: 415-487-3000

Monday – Friday, 9 am – 5 pm

Some groups and programs are held outside these times.

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Address: 470 Castro Street
San Francisco, CA 94114

Strut, 470 Castro Street, offers clinical services Tuesday – Saturday, 10 am – 7 pm. Closed 1-3 on Fridays. Call 415-581-1600 to make an appointment.

If you have symptoms of a suspected sexually transmitted infection or have had a recent HIV exposure, please call 415-581-1600 and select option #3 to be connected with the nursing team at Magnet.

For HIV services, call our navigation team at 415-437-3450, press option #2. You can also email questions about PrEP to prep@sfaf.org and questions about HIV services to assist4HIV@sfaf.org. If you’d like to start PrEP, make an appointment online.

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6th Harm Reduction Center

Syringe access and disposal services are available at the 6th Street Harm Reduction Center.  Clinical services are available Monday through Friday.

Address: 117 6th Street

San Francisco, CA 94103

(between Mission St. & Minna St.)

Tuesday through Friday, 11 am – 5 pm. Closed Mondays. The Hepatitis C Wellness and locker programs are available for enrolled clients Tuesday through Friday, 3 pm – 5 pm.

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Mobile Syringe & Health Services

Our teams are out in neighborhoods across San Francisco providing safe injection and proper disposal supplies and services that help you manage your health, prevent overdose, and stop HIV and hepatitis C transmission.

Hours and locations vary.

Phone: 415-487-8043

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